A customer has database performance issues within their Oracle Real Application Cluster.
What is the next step?
A.
Run the V$RAC script to dump all the RAC statistics and look for what has the highest metric accumulation.
B.
Use the application load testing utility to overload a copy of their application in development to flush out the issue.
C.
Turnoff RAC interconnects to isolate any network issues impacting database performance problems.
D.
Use a third-party RAC tool to identify the bad SQL and then rewrite it.
E.
Utilize the Oracle Database Performance Method to help identify and correct issue.
E